The Huck Institutes of the Life Sciences

'Zombie ant' brains left intact by fungal parasite

A fungal parasite that infects ants and manipulates their behavior to benefit the fungus' reproduction accomplishes this feat without infecting the ants' brains.
http://news.psu.edu/story/492948/2017/11/07/research/zombie-ant-brains-left-intact-fungal-parasite